Ticket #6284: within.harobed.patch

dojo/_base/html.js

@@ -946 +946 @@
                 mb.y = abs.y;
                 return mb;
         }
+
+    dojo.within = function(/*DomNode|String*/node, x, y) {
+        return (y >= node.offsetTop &&
+                y < node.offsetTop + node.offsetHeight &&
+                x >= node.offsetLeft &&
+                x < node.offsetLeft + node.offsetWidth);
+    }
 })();
 
 // =============================

dojo/tests/_base/html.html

@@ -194 +194 @@
                                                         t.assertFalse(dojo.hasClass(node, "b"));
                                                         dojo.removeClass(node, "c");
                                                         t.assertTrue(!node.className);
-                                                }
+                                                },
+                        function testWithinFunction(t){
+                            t.assertTrue(dojo.within(dojo.byId('sq100'), 150, 150));
+                            t.assertFalse(dojo.within(dojo.byId('sq100'), 250, 150));
+                        }
                                         ]
                                 );
                                 doh.run();